Maintenance mechanics can do a wide variety of tasks depending on their chosen niche. If you work in construction, you should know how to maintain and repair a variety of structures from roofing, concrete work, framing, cabinets, windows, and doors, to general construction practices, carpentry, and more. Duties may require plumbing knowledge, so you should have an understanding of pipework, quality standards, design, and how to read blueprints and technical plans. Qualifications for this career can include experience with many kinds of equipment and power tools. Strong mechanical aptitude and an understanding of different motor types, HVAC systems, and utility or industrial equipment are also crucial for this job.